Joint associations of serum uric acid and ALT with NAFLD in elderly men and women: a Chinese cross-sectional study

Table 5 Associations of serum levels of ALT with the prevalence of NAFLD

ALT levels	Cases/n (%)	Model 1			Model 2
ALT levels	Cases/n (%)	OR	95% CI	P	OR	95% CI	P
Total (n = 7569)
Q1	227/1899 (12.0)	1			1
Q2	496/2259 (22.0)	2.09	1.76–2.48	< 0.001	1.54	1.26–1.87	< 0.001
Q3	482/1560 (30.9)	3.37	2.83–4.03	< 0.001	2.18	1.77–2.69	< 0.001
Q4	1024/1851 (55.3)	9.39	7.93–11.1	< 0.001	4.96	3.98–6.17	< 0.001
Men (n = 3126)
Q1	117/921 (12.7)	1			1
Q2	153/684 (22.4)	1.93	1.48–2.52	< 0.001	1.38	1.02–1.86	0.04
Q3	264/805 (32.8)	3.16	2.47–4.04	< 0.001	2.03	1.53–2.68	< 0.001
Q4	433/716 (60.5)	9.51	7.42–12.2	< 0.001	4.76	3.47–6.53	< 0.001
Women (n = 4443)
Q1	160/1314 (12.2)	1			1
Q2	188/924 (20.3)	1.85	1.47–2.32	< 0.001	1.44	1.11–1.88	0.006
Q3	401/1213 (33.1)	3.62	2.95–4.44	< 0.001	2.80	2.21–3.55	< 0.001
Q4	513/992 (51.7)	7.99	6.49–9.84	< 0.001	5.53	4.19–7.30	< 0.001

For all participants: Q1, < 14 U/L; Q2, 14–18 U/L; Q3, 19–24 U/L; Q4, ≥ 25 U/L
For men: Q1, < 16 U/L; Q2, 16–19 U/L; Q3, 20–27 U/L; Q4, ≥ 28 U/L
For women: Q1, < 14 U/L; Q2, 14–16 U/L; Q3, 17–23 U/L; Q4, ≥ 24 U/L
Model 1: adjusted for age and sex (just for all participants)
Model 2: adjusted for age, sex (only for all participants), BMI, history of cardiovascular related diseases, DBP, AST, TG, TC, HDL and FPG

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